5:49 a.m.
Hi Sebastian,
[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on next-20201215]
[cannot apply to tip/perf/core linux/master block/for-next trace/for-next linus/master
v5.10 v5.10-rc7 v5.10-rc6 v5.10]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Sebastian-Andrzej-Siewior/tracin...
base: 9317f948b0b188b8d2fded75957e6d42c460df1b
config: openrisc-randconfig-s031-20201216 (attached as .config)
compiler: or1k-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-184-g1b896707-dirty
#
https://github.com/0day-ci/linux/commit/afd5d9090ab105dae5830c2f050a30ec3...
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Sebastian-Andrzej-Siewior/tracing-Merge-irqflags-preemt-counter-add-RT-bits/20201217-012430
git checkout afd5d9090ab105dae5830c2f050a30ec306d7201
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1
CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=openrisc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
kernel/trace/trace.c: In function '__trace_puts':
kernel/trace/trace.c:1001:6: warning: variable 'pc' set but not used
[-Wunused-but-set-variable]
1001 | int pc;
| ^~
kernel/trace/trace.c: In function '__trace_bputs':
kernel/trace/trace.c:1056:6: warning: variable 'pc' set but not used
[-Wunused-but-set-variable]
1056 | int pc;
| ^~
kernel/trace/trace.c: At top level:
kernel/trace/trace.c:3147:13: error: conflicting types for
'ftrace_trace_userstack'
3147 | static void ftrace_trace_userstack(struct trace_array *tr,
| ^~~~~~~~~~~~~~~~~~~~~~
kernel/trace/trace.c:166:13: note: previous declaration of
'ftrace_trace_userstack' was here
166 | static void ftrace_trace_userstack(struct trace_array *tr,
| ^~~~~~~~~~~~~~~~~~~~~~
> kernel/trace/trace.c:166:13: warning:
'ftrace_trace_userstack' used but never defined
kernel/trace/trace.c:3147:13: warning: 'ftrace_trace_userstack' defined but not
used [-Wunused-function]
3147 | static void ftrace_trace_userstack(struct trace_array *tr,
| ^~~~~~~~~~~~~~~~~~~~~~
kernel/trace/trace.c:1675:37: warning: 'tracing_max_lat_fops' defined but not
used [-Wunused-const-variable=]
1675 | static const struct file_operations tracing_max_lat_fops;
| ^~~~~~~~~~~~~~~~~~~~
vim +/ftrace_trace_userstack +166 kernel/trace/trace.c
9828413d4715d4e Steven Rostedt (Red Hat 2015-03-31 164)
9c5b9d3d65e4858 Masami Hiramatsu 2020-01-11 165 int tracing_set_tracer(struct
trace_array *tr, const char *buf);
bcee5278958802b Steven Rostedt (VMware 2020-12-04 @166) static void
ftrace_trace_userstack(struct trace_array *tr,
bcee5278958802b Steven Rostedt (VMware 2020-12-04 167) struct trace_buffer
*buffer,
afd5d9090ab105d Sebastian Andrzej Siewior 2020-12-16 168 unsigned int
trace_ctx);
b2821ae68b14480 Steven Rostedt 2009-02-02 169
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org